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		<title>The Eclipse 3.0 Runtime</title>
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      <p><font class=indextop> eclipse</font><br>
        <font class=indexsub> 3.0 runtime</font> </p>
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<blockquote>
  <p><b>Summary</b><br>
    This document introduces the Eclipse 3.0 runtime based on OSGi and details 
    the concepts of plug-ins, extensions as well as various OSGi topics and how 
    the runtime starts and manages plug-ins and how the runtime itself is managed.<br>
    Last Modified: 1800 December 11, 2003</p>
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      Overview</font></b></td>
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<p> The Eclipse 3.0 runtime consists of two main pieces; the execution framework 
  and the extensions registry. The execution engine manages componentsThe execution 
  engine is an implementation of the <a href="http://www.osgi.org">OSGi</a> framework 
  specification. </p>
<p>The extensions registry is a mechanism for describing relationships between 
</p>
<p>Note: Throughout this document we use the terms <i>plug-in</i> and <i>bundle</i> 
  interchangeably unless we are refering to the actual <tt>Plugin</tt> or <tt>Bundle</tt> 
  classes. Just as in Eclipse 2.1, some plug-ins/bundles may specify extensions 
  or extension-points and some may not.</p>
<p>&nbsp;</p>
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